@misc{Altendorfner2015,
  author    = {Altendorfner, F.},
  title     = {Hydraulischer Abgleich - Theorie und Praxis, 7.TRGI-Expertenforum},
  publisher = {Gas- und W{\"a}rme-Institut},
  address   = {Essen},
  year      = {2015},
  language  = {de}
}